/* Studio Novi — site.css
   Palette: Studio Navy #3153a4 · Warm Clay #8c5b3c · Deep Teal #3f7371 · Off-White #f8f6f2 · Studio Black #171412
   Type: DM Serif Display (display) · Inter (text) · JetBrains Mono (labels)
*/

:root {
  --navy: #3153a4;
  --navy-deep: #22397a;
  --clay: #8c5b3c;
  --teal: #3f7371;
  --paper: #f8f6f2;
  --paper-2: #efebe4;
  --ink: #171412;
  --ink-60: rgba(23, 20, 18, 0.62);
  --ink-30: rgba(23, 20, 18, 0.3);
  --ink-10: rgba(23, 20, 18, 0.1);
  --white: #ffffff;

  --serif: "DM Serif Display", "Iowan Old Style", Georgia, serif;
  --sans: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Helvetica, Arial, sans-serif;
  --mono: "JetBrains Mono", "SF Mono", Menlo, Consolas, monospace;

  --gutter: clamp(20px, 5vw, 88px);
  --max: 1440px;
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
  --dur: 900ms;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 17px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
img, svg, video { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
p { margin: 0 0 1em; }
h1, h2, h3, h4 { margin: 0; font-weight: 400; font-family: var(--serif); letter-spacing: -0.015em; line-height: 0.98; }
::selection { background: var(--navy); color: var(--paper); }
.skip { position: absolute; left: -999px; top: 8px; background: var(--ink); color: var(--paper); padding: 8px 12px; z-index: 100; }
.skip:focus { left: 8px; }

/* Labels */
.kicker {
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink-60);
  display: inline-flex; align-items: center; gap: 10px;
}
.kicker::before { content: ""; width: 22px; height: 1px; background: currentColor; opacity: 0.6; }
.kicker.on-dark { color: rgba(248,246,242,0.7); }

/* Layout */
.wrap { width: min(100% - 2 * var(--gutter), var(--max)); margin-inline: auto; }
section { position: relative; }
.pad { padding-block: clamp(72px, 10vw, 160px); }
.pad-sm { padding-block: clamp(48px, 6vw, 96px); }

/* Nav */
.nav {
  position: sticky; top: 0; z-index: 50;
  background: color-mix(in srgb, var(--paper) 86%, transparent);
  backdrop-filter: saturate(140%) blur(10px);
  -webkit-backdrop-filter: saturate(140%) blur(10px);
}
.nav-inner {
  display: flex; align-items: center; justify-content: space-between; gap: 24px;
  height: 72px;
}
.brand { display: inline-flex; align-items: center; gap: 12px; font-family: var(--serif); font-size: 22px; letter-spacing: -0.01em; }
.brand .mark {
  width: 34px; height: 34px; border-radius: 8px; background: var(--navy); color: var(--paper);
  font-family: var(--mono); font-size: 12px; letter-spacing: 0.06em;
  display: grid; place-items: center;
}
.nav-links { display: flex; gap: 28px; list-style: none; margin: 0; padding: 0; font-size: 15px; }
.nav-links a { position: relative; padding: 6px 0; color: var(--ink-60); transition: color 240ms; }
.nav-links a:hover, .nav-links a[aria-current="page"] { color: var(--ink); }
.nav-links a::after { content: ""; position: absolute; left: 0; right: 100%; bottom: 0; height: 1.5px; background: var(--navy); transition: right 320ms var(--ease); }
.nav-links a:hover::after, .nav-links a[aria-current="page"]::after { right: 0; }
.btn {
  display: inline-flex; align-items: center; gap: 10px;
  padding: 14px 22px; border-radius: 999px; font-weight: 500; font-size: 15px;
  border: 1.5px solid var(--ink); color: var(--ink); background: transparent;
  transition: transform 320ms var(--ease), background 240ms, color 240ms, border-color 240ms;
  cursor: pointer; font-family: var(--sans);
}
.btn:hover { transform: translateY(-2px); }
.btn-fill { background: var(--ink); color: var(--paper); }
.btn-fill:hover { background: var(--navy); border-color: var(--navy); }
.btn-navy { background: var(--navy); border-color: var(--navy); color: var(--paper); }
.btn-navy:hover { background: var(--navy-deep); border-color: var(--navy-deep); }
.btn-paper { border-color: var(--paper); color: var(--paper); }
.btn-paper:hover { background: var(--paper); color: var(--ink); }
.btn .arrow { transition: transform 320ms var(--ease); }
.btn:hover .arrow { transform: translateX(4px); }
.nav-cta { padding: 11px 18px; }
.nav-toggle { display: none; background: none; border: 0; padding: 8px; cursor: pointer; }
.nav-toggle span { display: block; width: 24px; height: 2px; background: var(--ink); margin: 5px 0; transition: transform 300ms, opacity 300ms; }
.nav-mobile { display: none; }
@media (max-width: 860px) {
  .nav-links, .nav-cta { display: none; }
  .nav-toggle { display: block; }
  .nav.open .nav-toggle span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
  .nav.open .nav-toggle span:nth-child(2) { opacity: 0; }
  .nav.open .nav-toggle span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }
  .nav.open .nav-mobile { display: flex; flex-direction: column; gap: 4px; padding: 8px 0 24px; border-top: 1px solid var(--ink-10); }
  .nav-mobile a { font-family: var(--serif); font-size: 32px; padding: 8px 0; }
  .nav-mobile .btn { font-family: var(--sans); font-size: 16px; align-self: flex-start; margin-top: 12px; }
}

/* Hero */
.hero { min-height: calc(100svh - 72px); display: grid; align-content: center; padding-block: clamp(56px, 8vw, 120px); }
.hero h1 {
  font-size: clamp(44px, 7.2vw, 124px);
  max-width: 100%;
  line-height: 0.94;
}
.hero h1 em { font-style: italic; color: var(--navy); }
.hero-row { display: grid; grid-template-columns: 1.2fr 0.8fr; gap: 40px; align-items: end; margin-top: clamp(32px, 4vw, 64px); }
.hero-sub { font-size: clamp(18px, 1.6vw, 22px); max-width: 44ch; color: var(--ink-60); margin: 0; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; justify-content: flex-end; }
@media (max-width: 860px) { .hero-row { grid-template-columns: 1fr; } .hero-actions { justify-content: flex-start; } }

/* Marquee */
.marquee { overflow: hidden; border-block: 1px solid var(--ink-10); padding: 18px 0; white-space: nowrap; }
.marquee-track { display: inline-flex; gap: 0; animation: marquee 42s linear infinite; }
.marquee-track span { font-family: var(--serif); font-size: clamp(22px, 2.6vw, 36px); padding-inline: 28px; display: inline-flex; align-items: center; gap: 28px; }
.marquee-track span::after { content: ""; width: 8px; height: 8px; border-radius: 50%; background: var(--clay); }
@keyframes marquee { to { transform: translateX(-50%); } }
.marquee:hover .marquee-track { animation-play-state: paused; }

/* Belief / manifesto */
.belief { background: var(--ink); color: var(--paper); }
.belief h2 { font-size: clamp(34px, 4.6vw, 80px); max-width: 100%; }
.belief h2 em { font-style: italic; color: #b6c4ea; }
.belief-grid { display: grid; grid-template-columns: 1.15fr 0.85fr; gap: clamp(32px, 6vw, 96px); align-items: start; }
.belief p { color: rgba(248,246,242,0.72); font-size: clamp(17px, 1.3vw, 20px); max-width: 48ch; }
.stats { display: grid; gap: 0; margin-top: 8px; border-top: 1px solid rgba(248,246,242,0.16); }
.stat { display: grid; grid-template-columns: auto 1fr; gap: 24px; align-items: baseline; padding: 22px 0; border-bottom: 1px solid rgba(248,246,242,0.16); }
.stat b { font-family: var(--serif); font-weight: 400; font-size: clamp(44px, 5vw, 80px); line-height: 1; color: var(--paper); min-width: 3.2ch; }
.stat span { color: rgba(248,246,242,0.72); font-size: 15px; max-width: 30ch; }
.stat small { display: block; font-family: var(--mono); font-size: 11px; letter-spacing: 0.08em; text-transform: uppercase; color: rgba(248,246,242,0.42); margin-top: 6px; }
@media (max-width: 860px) { .belief-grid { grid-template-columns: 1fr; } }

/* Section heads */
.head { display: grid; grid-template-columns: 1fr 1fr; gap: 32px; align-items: end; margin-bottom: clamp(36px, 5vw, 72px); }
.head h2 { font-size: clamp(38px, 5vw, 84px); max-width: 12ch; }
.head h2 em { font-style: italic; color: var(--navy); }
.head p { color: var(--ink-60); font-size: clamp(17px, 1.3vw, 20px); max-width: 42ch; margin: 0; justify-self: end; }
@media (max-width: 860px) { .head { grid-template-columns: 1fr; } .head p { justify-self: start; } }

/* Practices */
.practices { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1px; background: var(--ink-10); border: 1px solid var(--ink-10); border-radius: 20px; overflow: hidden; }
.practice { background: var(--paper); padding: clamp(28px, 3vw, 44px); display: flex; flex-direction: column; gap: 18px; min-height: 420px; position: relative; transition: background 400ms; }
.practice:hover { background: var(--white); }
.practice .num { font-family: var(--mono); font-size: 12px; letter-spacing: 0.12em; color: var(--ink-60); }
.practice h3 { font-size: clamp(34px, 3.4vw, 52px); }
.practice p { color: var(--ink-60); margin: 0; font-size: 16px; }
.practice ul { margin: auto 0 0; padding: 0; list-style: none; display: flex; flex-wrap: wrap; gap: 8px; }
.practice li { font-size: 13px; padding: 6px 11px; border: 1px solid var(--ink-10); border-radius: 999px; color: var(--ink-60); }
.practice::after { content: ""; position: absolute; left: 0; top: 0; width: 100%; height: 4px; background: var(--c, var(--navy)); transform: scaleX(0); transform-origin: left; transition: transform 600ms var(--ease); }
.practice:hover::after { transform: scaleX(1); }
.practice.brand { --c: var(--navy); } .practice.systems { --c: var(--teal); } .practice.content { --c: var(--clay); }
@media (max-width: 960px) { .practices { grid-template-columns: 1fr; } .practice { min-height: 0; } }

/* Method */
.method { background: var(--paper-2); }
.steps { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; counter-reset: step; }
.step { padding-top: 24px; border-top: 2px solid var(--ink); }
.step .word { font-family: var(--serif); font-size: clamp(44px, 5.6vw, 96px); line-height: 1; display: block; margin-bottom: 14px; }
.step .word em { font-style: italic; color: var(--navy); }
.step p { color: var(--ink-60); font-size: 16px; margin: 0; max-width: 30ch; }
.step .num { font-family: var(--mono); font-size: 12px; letter-spacing: 0.12em; color: var(--ink-60); display: block; margin-bottom: 18px; }
@media (max-width: 960px) { .steps { grid-template-columns: 1fr 1fr; } }
@media (max-width: 560px) { .steps { grid-template-columns: 1fr; } }

/* Work */
.work-list { display: grid; gap: 24px; }
.case {
  display: grid; grid-template-columns: 1.1fr 0.9fr; gap: clamp(24px, 4vw, 64px); align-items: center;
  border: 1px solid var(--ink-10); border-radius: 24px; padding: clamp(24px, 3vw, 48px); background: var(--white);
  transition: transform 500ms var(--ease), box-shadow 500ms var(--ease);
}
.case:hover { transform: translateY(-4px); box-shadow: 0 30px 60px -40px rgba(23,20,18,0.35); }
.case h3 { font-size: clamp(30px, 3.6vw, 56px); margin: 12px 0 16px; }
.case p { color: var(--ink-60); margin: 0 0 20px; max-width: 46ch; }
.case .tags { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 8px; }
.case .tags span { font-family: var(--mono); font-size: 11px; letter-spacing: 0.08em; text-transform: uppercase; color: var(--ink-60); padding: 6px 10px; border: 1px solid var(--ink-10); border-radius: 6px; }
.case-visual { aspect-ratio: 4 / 3; border-radius: 16px; position: relative; overflow: hidden; background: var(--paper-2); }
.case-visual .plate { position: absolute; inset: 0; display: grid; place-items: center; padding: 24px; text-align: center; }
.case-visual .plate .big { font-family: var(--serif); font-size: clamp(28px, 3vw, 44px); line-height: 1; }
.case-visual .plate .cap { font-family: var(--mono); font-size: 11px; letter-spacing: 0.1em; text-transform: uppercase; color: var(--ink-60); margin-top: 10px; }
.case-visual .grid { position: absolute; inset: 0; background-image: linear-gradient(var(--ink-10) 1px, transparent 1px), linear-gradient(90deg, var(--ink-10) 1px, transparent 1px); background-size: 40px 40px; opacity: 0.5; }
.case-visual.navy { background: var(--navy); color: var(--paper); } .case-visual.navy .grid { background-image: linear-gradient(rgba(248,246,242,0.14) 1px, transparent 1px), linear-gradient(90deg, rgba(248,246,242,0.14) 1px, transparent 1px); } .case-visual.navy .cap { color: rgba(248,246,242,0.7); }
.case.soon { background: transparent; }
.case.soon .case-visual { background: transparent; border: 1px dashed var(--ink-30); }
@media (max-width: 860px) { .case { grid-template-columns: 1fr; } .case-visual { order: -1; } }

/* Fit */
.fit { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(24px, 4vw, 64px); }
.fit-col h3 { font-size: clamp(28px, 2.6vw, 40px); margin-bottom: 20px; }
.fit-col ul { list-style: none; margin: 0; padding: 0; }
.fit-col li { padding: 16px 0; border-top: 1px solid var(--ink-10); display: grid; grid-template-columns: 28px 1fr; gap: 12px; color: var(--ink-60); }
.fit-col li::before { content: "→"; color: var(--navy); font-family: var(--mono); }
.fit-col.not li::before { content: "×"; color: var(--clay); }
@media (max-width: 760px) { .fit { grid-template-columns: 1fr; } }

/* CTA band */
.cta { background: var(--navy); color: var(--paper); overflow: hidden; }
.cta h2 { font-size: clamp(40px, 7vw, 120px); max-width: 12ch; }
.cta h2 em { font-style: italic; color: #b6c4ea; }
.cta p { color: rgba(248,246,242,0.78); max-width: 48ch; font-size: clamp(17px, 1.3vw, 20px); }
.cta-row { display: grid; grid-template-columns: 1.2fr 0.8fr; gap: 40px; align-items: end; }
.cta-row .actions { display: flex; flex-wrap: wrap; gap: 12px; justify-content: flex-end; }
@media (max-width: 860px) { .cta-row { grid-template-columns: 1fr; } .cta-row .actions { justify-content: flex-start; } }

/* Footer */
footer { padding: 48px 0 40px; border-top: 1px solid var(--ink-10); font-size: 14px; color: var(--ink-60); }
.foot { display: grid; grid-template-columns: 1fr auto auto; gap: 32px; align-items: center; }
.foot ul { list-style: none; margin: 0; padding: 0; display: flex; gap: 20px; }
.foot a:hover { color: var(--ink); }
@media (max-width: 760px) { .foot { grid-template-columns: 1fr; } }

/* Page hero (inner pages) */
.page-hero { padding-block: clamp(56px, 9vw, 140px) clamp(40px, 5vw, 80px); }
.page-hero h1 { font-size: clamp(42px, 6.6vw, 116px); max-width: 100%; }
.page-hero h1 em { font-style: italic; color: var(--navy); }
.page-hero p { color: var(--ink-60); font-size: clamp(18px, 1.5vw, 22px); max-width: 48ch; margin-top: 28px; }

/* Ladder (services) */
.ladder { display: grid; gap: 0; border-top: 1px solid var(--ink); }
.rung { display: grid; grid-template-columns: 90px 1.1fr 1fr 250px; gap: 32px; padding: clamp(28px, 3vw, 44px) 0; border-bottom: 1px solid var(--ink-10); align-items: start; }
.rung .idx { font-family: var(--mono); font-size: 12px; letter-spacing: 0.12em; color: var(--ink-60); padding-top: 10px; }
.rung h3 { font-size: clamp(30px, 3.2vw, 48px); }
.rung .meta { font-family: var(--mono); font-size: 12px; letter-spacing: 0.08em; text-transform: uppercase; color: var(--ink-60); margin-top: 12px; }
.rung p { color: var(--ink-60); margin: 0 0 12px; }
.rung ul { margin: 0; padding: 0; list-style: none; color: var(--ink-60); font-size: 15px; }
.rung li { padding: 6px 0; border-top: 1px dashed var(--ink-10); }
.rung .price { font-family: var(--serif); font-size: clamp(24px, 2.2vw, 34px); line-height: 1.1; text-align: right; white-space: nowrap; }
.rung .price small { display: block; font-family: var(--mono); font-size: 11px; letter-spacing: 0.08em; text-transform: uppercase; color: var(--ink-60); margin-top: 8px; }
@media (max-width: 960px) { .rung { grid-template-columns: 1fr; gap: 14px; } .rung .price { text-align: left; } .rung .idx { padding-top: 0; } }

/* Prose blocks */
.prose { max-width: 66ch; font-size: clamp(17px, 1.3vw, 20px); color: var(--ink); }
.prose p { color: var(--ink-60); }
.prose h2 { font-size: clamp(30px, 3.2vw, 48px); margin: 1.6em 0 0.6em; }
.prose h2:first-child { margin-top: 0; }
.prose blockquote { margin: 1.6em 0; padding-left: 24px; border-left: 3px solid var(--navy); font-family: var(--serif); font-size: clamp(24px, 2.4vw, 36px); line-height: 1.15; color: var(--ink); }
.two-col { display: grid; grid-template-columns: 0.8fr 1.2fr; gap: clamp(32px, 6vw, 96px); align-items: start; }
.two-col .sticky { position: sticky; top: 100px; }
.two-col .sticky h2 { font-size: clamp(36px, 4.4vw, 72px); max-width: 10ch; }
.two-col .sticky h2 em { font-style: italic; color: var(--navy); }
@media (max-width: 860px) { .two-col { grid-template-columns: 1fr; } .two-col .sticky { position: static; } }

/* Principles */
.principles { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1px; background: var(--ink-10); border: 1px solid var(--ink-10); border-radius: 20px; overflow: hidden; }
.principle { background: var(--paper); padding: clamp(24px, 3vw, 40px); }
.principle h3 { font-size: clamp(26px, 2.4vw, 36px); margin-bottom: 12px; }
.principle p { color: var(--ink-60); margin: 0; font-size: 16px; }
@media (max-width: 760px) { .principles { grid-template-columns: 1fr; } }

/* Contact */
.contact-grid { display: grid; grid-template-columns: 0.9fr 1.1fr; gap: clamp(32px, 6vw, 96px); }
.form { display: grid; gap: 18px; }
.field { display: grid; gap: 8px; }
.field label { font-family: var(--mono); font-size: 12px; letter-spacing: 0.1em; text-transform: uppercase; color: var(--ink-60); }
.field input, .field textarea, .field select {
  font: inherit; padding: 14px 16px; border: 1.5px solid var(--ink-10); border-radius: 12px; background: var(--white); color: var(--ink);
  transition: border-color 200ms;
}
.field input:focus, .field textarea:focus, .field select:focus { outline: none; border-color: var(--navy); }
.field textarea { min-height: 160px; resize: vertical; }
.row-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.aside-card { border: 1px solid var(--ink-10); border-radius: 20px; padding: 28px; background: var(--white); }
.aside-card h3 { font-size: 28px; margin-bottom: 10px; }
.aside-card p { color: var(--ink-60); font-size: 15px; margin: 0 0 10px; }
@media (max-width: 860px) { .contact-grid { grid-template-columns: 1fr; } .row-2 { grid-template-columns: 1fr; } }

/* Reveal animations */
.reveal { opacity: 0; transform: translateY(28px); transition: opacity var(--dur) var(--ease), transform var(--dur) var(--ease); }
.reveal.in { opacity: 1; transform: none; }
.reveal[data-delay="1"] { transition-delay: 120ms; } .reveal[data-delay="2"] { transition-delay: 240ms; } .reveal[data-delay="3"] { transition-delay: 360ms; } .reveal[data-delay="4"] { transition-delay: 480ms; }
.lines .line { display: block; overflow: hidden; }
.lines .line > span { display: block; transform: translateY(110%); transition: transform 1100ms var(--ease); }
.lines.in .line > span { transform: none; }
.lines.in .line:nth-child(2) > span { transition-delay: 90ms; }
.lines.in .line:nth-child(3) > span { transition-delay: 180ms; }
.lines.in .line:nth-child(4) > span { transition-delay: 270ms; }
.rule-grow { height: 1px; background: var(--ink-30); transform: scaleX(0); transform-origin: left; transition: transform 1200ms var(--ease); }
.rule-grow.in { transform: scaleX(1); }

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .reveal, .lines .line > span, .rule-grow { transition: none !important; opacity: 1 !important; transform: none !important; }
  .marquee-track { animation-duration: 160s; }
  .btn, .case, .practice::after { transition: none; }
}